text: from django.core.management.base import BaseCommand
  
  from emoticonvis.apps.importer import twitter
  from emoticonvis.apps.corpus import models as corpus_models
  
  
  class Command(BaseCommand):
      """
      Import supported languages from the Twitter API into the database.
      If the languages already exist in the database, they will not be duplicated.
  
      .. note::
  
          Requires the `tweepy <https://github.com/tweepy/tweepy>`_ Twitter API library:
          ``pip install tweepy``
  
      Example:
  
      .. code-block :: bash
  
          $ python manage.py import_twitter_languages
  
      """
      help = "Import supported languages from the Twitter API." \
             "If the languages already exist in the database, they will not be duplicated."
  
      def handle(self, *args, **options):
  
          if twitter.tweepy_installed():
  
              # Get languages from Twitter
              tw_languages = twitter.get_languages()
              print "Obtained %d languages from Twitter." % len(tw_languages)
  
              # Convert to models and create in database
              count_created = 0
              for twlang in tw_languages:
                  lang, created = corpus_models.Language.objects.get_or_create(
                      code=twlang['code'],
                      name=twlang['name'],
                  )
                  if created:
                      count_created += 1
  
              print "Imported %d languages." % count_created
              print "Database now contains %d languages." % corpus_models.Language.objects.count()
  
          else:
              raise Exception("Tweepy not installed! Run 'pip install tweepy'.")
  